Table III.
RRs and 95% CIs for the association between serum P.gingivalis IgG and risk of orodigestive cancer mortality
| Serum P.gingivalis IgG | <69.1 EU | 69.1–119.0 EU | >119.0 EU | P trend | 69.1 + EU |
| Number of orodigestive cancer deaths | 13 | 48 | 26 | 74 | |
| Total sample size | 2529 | 3681 | 1642 | 5323 | |
| Person-time in years | 31 552 | 45 075 | 20 128 | 65 203 | |
| Age- and sex-adjusted RR (95% CI) | 1.00 (reference) | 3.25 (1.04–10.13) | 2.45 (0.60–10.06) | 0.07 | 3.03 (0.94–9.79) |
| Multivariate-adjust ed RR (95% CI)a | 1.00 (reference) | 3.15 (1.06–9.34) | 2.61 (0.64–10.59) | 0.06 | 3.03 (0.99–9.31) |
a
Multivariate model adjusted for age, sex, smoking status, education, race/ethnicity and BMI.